[
    [1, 1, 2, 1, 4, 4, 4, 1, 1, 1, 4, 1, 4, 1, 4, 1, 4, 1, 4, 3],
    [1, 1, 4, 4, 4, 4, 4, 1, 1, 1, 4, 1, 4, 1, 4, 1, 4, 1, 4, 4],
    [1, 1, 4, 4, 4, 4, 4, 1, 1, 1, 4, 1, 4, 1, 3, 1, 4, 1, 1, 4],
    [1, 3, 4, 1, 4, 4, 4, 1, 1, 1, 4, 1, 4, 1, 4, 1, 4, 4, 1, 4],
    [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 4],
    [4, 1, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 4],
    [4, 1, 1, 1, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 4],
    [4, 4, 4, 1, 4, 4, 1, 1, 1, 1, 4, 4, 4, 1, 4, 4, 4, 4, 1, 4],
    [4, 4, 4, 1, 4, 4, 1, 3, 4, 1, 1, 4, 4, 1, 1, 1, 4, 4, 4, 4],
    [4, 4, 4, 1, 4, 4, 1, 4, 4, 4, 1, 4, 4, 1, 4, 4, 4, 1, 4, 4],
    [1, 1, 4, 1, 4, 4, 1, 4, 4, 4, 1, 4, 4, 1, 4, 4, 4, 1, 1, 4],
    [4, 1, 4, 1, 1, 1, 1, 4, 4, 4, 1, 4, 4, 1, 4, 4, 4, 4, 1, 4],
    [4, 1, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 4, 4, 4, 4, 1, 4],
    [4, 1, 1, 4, 4, 1, 1, 1, 4, 4, 4, 1, 4, 4, 4, 4, 4, 4, 1, 4],
    [4, 4, 1, 1, 4, 4, 4, 1, 4, 4, 4, 1, 4, 4, 4, 4, 4, 1, 1, 4],
    [4, 4, 4, 1, 3, 4, 4, 1, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 3, 4],
    [4, 4, 4, 4, 1, 1, 1, 4, 4, 4, 4, 1, 4, 4, 4, 4, 4, 1, 1, 4],
    [4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 4, 4, 1, 1, 1, 1, 1, 4],
    [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 4, 1, 4, 4, 4, 4, 4],
    [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4]
]